Compilare: user.cpp: In function ‘void Interclasare(int, int, int)’: user.cpp:10:38: warning: unused variable ‘save’ [-Wunused-variable] int i = st, j = mid + 1, k = st, save; ^ user.cpp: In function ‘int main()’: user.cpp:46:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp:48:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:50:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &a[i]); ^